Three ships of the United States Navy have been named Indianapolis:
USS Indianapolis (ID-3865) was a cargo ship commissioned 12 December 1918 and decommissioned 9 July 1919.
USS Indianapolis (CA-35) was a heavy cruiser commissioned in 1932, active throughout World War II, torpedoed and sunk by a Japanese submarine in July 1945.
USS Indianapolis (SSN-697) was a Los Angeles-class attack submarine in service from 1980 to 1998.
USS Indianapolis (LCS-17) will be a future littoral combat ship.
